Adjustable desk lamp



FIG. 1 is a front elevational view of an adjustable desk lamp accordingto the new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof, it being understoodthat the left side is a mirror image thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

The ornamental design for an adjustable desk lamp, as shown anddescribed.